1IHF

INTEGRATION HOST FACTOR/DNA COMPLEX

Structural Biology Knowledgebase: 1IHF SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.255
  • R-Value Work: 0.192

Literature

Macromolecules
Sequence Display for 1IHF

Classification: TRANSCRIPTION / DNA

Total Structure Weight: 45219.60


Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (INTEGRATION HOST FACTOR (ALPHA) (IHF)) A 99 Escherichia coli Gene Name(s): ihfA hid himA b1712 JW1702
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
PROTEIN (INTEGRATION HOST FACTOR (BETA) (IHF)) B 94 Escherichia coli Gene Name(s): ihfB himD hip b0912 JW0895
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
DNA (35-MER) C 35 synthetic
DNA (5'-D(*GP*GP*CP*CP*AP*AP*AP*AP*AP*AP*GP*CP*AP*TP*T)-3') D 15 synthetic
DNA (5'-D(*GP*CP*TP*TP*AP*TP*CP*AP*AP*TP*TP*TP*GP*TP*TP*GP*C P*AP*CP*C)-3') E 20 synthetic

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
CD
Query on CD

A, B, C, D, E CADMIUM ION
Cd
WLZRMCYVCSSEQC-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.255
  • R-Value Work: 0.192
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 47.36 α = 90.00
b = 59.92 β = 90.00
c = 180.80 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1996-08-21
  • Released Date: 1997-02-12
  • Deposition author(s): Rice, P.A., Yang, S.-W., Mizuuchi, K., Nash, H.A.

Revision History

  • 2012-05-09
    Type: Refinement description | Details: Updated refinement information
  • 2012-05-02
    Type: Linkage | Details: Removed spurious links
  • 2012-05-02
    Type: Binding sites and description | Details: Corrected binding site records
  • 2012-05-02
    Type: Refinement description | Details: Corrected resolution
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4